News tagged with waste

Clean power from waste heat

Siemens has developed a technology to use waste heat, which previously had gone unused, to generate electricity. The solution employs silicone oils, which have a lower enthalpy of vaporization than water, ...

Jun 05, 2014
5 / 5 (8) 1

New Mexico says 57 nuke containers could be threat

The New Mexico Environment Department says Los Alamos National Laboratory packed 57 containers of nuclear waste with a type of kitty litter thought to have caused a radiation leak at the federal government's troubled repository.

May 20, 2014
4.3 / 5 (3) 0

New generation of water treatment membranes

Due to the increasing amount of contaminants in surface water, such as hormones and medicine residues, it is increasingly difficult to produce clean drinking water in the Netherlands. This requires a new generation of water ...

May 14, 2014
5 / 5 (5) 0

Getting more electricity out of solar cells

(Phys.org) —When sunlight shines on today's solar cells, much of the incoming energy is given off as waste heat rather than electrical current. In a few materials, however, extra energy produces extra electrons—behavior ...

May 07, 2014
4.9 / 5 (23) 1